Insecticide.



UNITED STATES PATENT OFFICE.

JOHN R. M ARTIN, OF COLUMBIA, TENNESSEE.

INSECTICIDE.

R0 Drawing.

To all-whom it may concern:

Be it known that I, JOHN R. .MARTIN, a citizen of the United States, residing at Columbia, in the county of Maury and State of Tennessee, have invented certain new and useful Improvements in Insecticides, of which the following is a specification.

This invent-ionrelates to insecticides.

One object of the invention is to provide a solution of certain chemicals compounded particularly to provide a fertilizer for fruit, forest and other trees, and also for the purpose of destroying vermin when the solution issprayed thereon.

In compounding my preparation I first mix eight ounces of rosin with one -half ounce of paris green and one ounce of nitrate of potash. These ingredients may be mixed in a dried state, but preferably in the presence of water, say for instance onequart of water with each of the three in redients. After mixing these ingredients I a d thereto in the presence of a suflicient quantity of.

water, say for instancefour gallons, eighteen ounces of carbolic acid, eighteen'ounces ofpotassium arsenite, two ounces of sulfate of copper. and eight ounces of dlsulfid of car- Specification of Letters Patent- Patented Oct. '19, 1909. Application filed December 14, 1908. Serial No. 467,520.

. bon. The mixture is then thoroughly agitated in any suitable manner in the presence of the water to provide a finished preparation in liquidv form, so that the preparation may be sprayed in any suitable manner on trees, particularly the roots thereof to provide a fertilizer, or be sprayed on any part of the tree, including the leaves thereof, for the pur ose of destroyingbugs or other insect-s. Vhen' the copper sulfate and potas sium arsenite are mixed together, the copper is precipitated. The precipitatethus thrown down is copper arsenitef The mixture is not to be filtered, but is permitted to remain mixed. I

\Vhat is claimed is An insecticidal composition. comprising rosin, paris green, copper arsenite, nit-rate of potash, otassium arsenite. carbolic acid, di-

the proportions specified;

In itest'mony whereof I in presence of two sulfid 0 carbon and water in substantially witnesses. I JOHN R. MARTIN. Witnesses:

GEO. T. NEVILLE,

N'oRMAN MARTIN.

aflix my signature. 

